JP2008095106A5 - - Google Patents

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Publication number
JP2008095106A5
JP2008095106A5 JP2007265189A JP2007265189A JP2008095106A5 JP 2008095106 A5 JP2008095106 A5 JP 2008095106A5 JP 2007265189 A JP2007265189 A JP 2007265189A JP 2007265189 A JP2007265189 A JP 2007265189A JP 2008095106 A5 JP2008095106 A5 JP 2008095106A5
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JP
Japan
Prior art keywords
high temperature
temperature seal
swelling
short side
matrix composite
Prior art date
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Granted
Application number
JP2007265189A
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Japanese (ja)
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JP5512076B2 (en
JP2008095106A (en
Filing date
Publication date
Priority claimed from US11/581,250 external-priority patent/US7771159B2/en
Application filed filed Critical
Publication of JP2008095106A publication Critical patent/JP2008095106A/en
Publication of JP2008095106A5 publication Critical patent/JP2008095106A5/ja
Application granted granted Critical
Publication of JP5512076B2 publication Critical patent/JP5512076B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (10)

５００℃超の高温環境に曝露されると酸化のためスウェリングを起こすセラミックマトリックス複合材料とスロット（３２）内に挿入できる１以上の突出部とを含んでなる内部領域（１４）、及び
内部領域（１４）の被覆部の酸化スウェリングを実質的に防止する耐環境コーティング（２２）
を備える高温シールであって、
耐環境コーティング（２２）が内部領域（１４）の外面に、１以上の突出部の遠位端が部分的に被覆されずに残り、残りの内部領域がコーティングで実質的に被覆されるように配置されている、高温シール。 Internal region comprising a least one projection that can be inserted into the ceramic matrix composite and a slot (32) in causing the swelling for oxidation is exposed to 500 ° C. greater than the high temperature environment (14), and inner region ( 14 ) Environmentally resistant coating ( 22 ) that substantially prevents oxidation swelling of the coating part
A high temperature seal comprising
The outer surface of the environmental barrier coating (22) is an internal region (14), remaining at the distal end of the at least one projection is not covered in part batchwise, so that the remaining interior region is substantially covered with a coating Located in the high temperature seal. 内部領域（１４）が炭化ケイ素セラミックマトリックス複合材料を含む、請求項１記載の高温シール。 The high temperature seal of any preceding claim, wherein the inner region ( 14 ) comprises a silicon carbide ceramic matrix composite. 前記セラミックマトリックス複合材料が連続繊維セラミックマトリックス複合材料を含む、請求項２記載の高温シール。   The high temperature seal of claim 2, wherein the ceramic matrix composite comprises a continuous fiber ceramic matrix composite. 前記突出部の遠位端の非被覆部が高温環境に曝露されると突出部の酸化スウェリングが起こる、請求項１乃至請求項３のいずれか１項記載の高温シール。 4. A high temperature seal as claimed in any one of claims 1 to 3 wherein oxidative swelling of the protrusion occurs when the uncovered portion at the distal end of the protrusion is exposed to a high temperature environment. 前記高温環境がガスタービン内の高温ガス経路である、請求項１乃至請求項４のいずれか１項記載の高温シール。 The high temperature seal according to any one of claims 1 to 4, wherein the high temperature environment is a high temperature gas path in a gas turbine . 内部領域（１４）が対向する長側面（１６）と対向する短側面（１８）で画成される略長方形の断面を有しており、短側面（１８）の各々が前記突出部の遠位端をなす、請求項１乃至請求項５のいずれか１項記載の高温シール。 Has a substantially rectangular cross-section interior region (14) is defined by the short side (18) facing the long sides facing (16), each of the short side surface (18) distal of the projecting portion The high temperature seal according to any one of claims 1 to 5 , which forms an end. 短側面（１８）の各々が被覆されていない、請求項６記載の高温シール。 The high temperature seal of claim 6, wherein each of the short sides ( 18 ) is uncoated. 少なくとも１つの長側面（１６）が、短側面（１８）の近傍で内側に傾斜している、請求項６記載の高温シール。 The high temperature seal according to claim 6, wherein at least one long side ( 16 ) is inclined inwardly in the vicinity of the short side ( 18 ) . 少なくとも１つの短側面（１８）が部分的に被覆されていて、非被覆部が短側面（１８）の略中央で窓（５２）をなす、請求項６記載の高温シール。 The high-temperature seal according to claim 6, wherein at least one short side surface ( 18 ) is partially covered and the non-covered portion forms a window ( 52 ) in the approximate center of the short side surface ( 18 ) . 窓（５２）の非被覆部が高温環境に曝露されると突出部の酸化スウェリングが起こり、窓（５２）が突出部に望まれるスウェリング量に基づく所定の寸法を有する、請求項９記載の高温シール。
It occurs uncoated portion oxidation swelling of the projecting portion to be exposed to a high temperature environment of the window (52), having a predetermined size based on the swelling amount of the window (52) is desired protrusion claim 9, wherein High temperature seal.
JP2007265189A 2006-10-16 2007-10-11 High temperature seal and high temperature seal system Expired - Fee Related JP5512076B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/581,250 2006-10-16
US11/581,250 US7771159B2 (en) 2006-10-16 2006-10-16 High temperature seals and high temperature sealing systems

Publications (3)

Publication Number Publication Date
JP2008095106A JP2008095106A (en) 2008-04-24
JP2008095106A5 true JP2008095106A5 (en) 2012-10-18
JP5512076B2 JP5512076B2 (en) 2014-06-04

Family

ID=38896150

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007265189A Expired - Fee Related JP5512076B2 (en) 2006-10-16 2007-10-11 High temperature seal and high temperature seal system

Country Status (4)

Country Link
US (1) US7771159B2 (en)
EP (1) EP1914454B1 (en)
JP (1) JP5512076B2 (en)
CN (1) CN101165374B (en)

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